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Finding the Fourth Proportional to 482,564.22, 723,687.84 and 162,630.24

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Solution

The fourth proportional to 482,564.22, 723,687.84 and 162,630.24 is: 243,891.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,564.22 : 723,687.84 = 162,630.24 : x
  2. Step 2: Convert to fraction form
    482,564.22/723,687.84 = 162,630.24/x
  3. Step 3: Cross multiply
    482,564.22x = 723,687.84 × 162,630.24
  4. Step 4: Simplify right side
    482,564.22x = 117,693,527,104.28
  5. Step 5: Solve for x
    x = 117,693,527,104.28/482,564.22
  6. Step 6: Final answer
    x = 243,891.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.